The white back auricularia auricula calls the wool auricularia auricula, also names wooden E, the tree mushroom, the handle, loose ear and so on. The nutrition is rich, includes the lecithin and the cephalin, may promote the body fluid immunologic function, may also treat poor, bloody stool, blood constipation and so on. Simultaneously includes many sol, has the strong adsorptive attraction, but the clear stomach washes the intestines, is the mine, the metallurgy, the spinning and weaving, the haircut, profession duty and so on domain health foods, and resists liver cancer, sickness and so on carcinoma of uterus has the notables effect. To treats and falls the blood fats with the prevention middle and old age will of the people blood vessel of brain blocking disease, to lower the blood pressure to have the unusual curative effect, also has the very good control efficiency to the senior citizen constipation.